• HOME
  • QUIZ
  • CONTACT US
EXAMIANS
  • COMPUTER
  • CURRENT AFFAIRS
  • ENGINEERING
    • Chemical Engineering
    • Civil Engineering
    • Computer Engineering
    • Electrical Engineering
    • Mechanical Engineering
  • ENGLISH GRAMMAR
  • GK
  • GUJARATI MCQ

Chemistry

Chemistry
The percentage of Nitrogen in Air is

0.03
85.02
0.94
78.03

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
Soap helps in better cleaning of clothes because

It gives strength to solution
Soap acts like catalyst
It reduces the surface tension of solution
It absorbs the dirt

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
Acid rain is caused by the pollution of environment by

Carbon monoxide and Carbon dioxide
Ozone and Carbon dioxide
Carbon dioxide and Nitrogen
Nitrous oxide and Sulphur dioxide

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
The electronic configuration of an atom having atomic number ‘20’ is

2, 10, 8
2, 6, 8, 4
2, 8, 10
2, 8, 8, 2

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
The major use of sulphur is in the manufacture of

Fungicide
H2S
H2SO4
SO2

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
In organic compounds, nitrogen is estimated by

Victor-Meyer's method
Carius method
Dumas method
Liebig's method

ANSWER DOWNLOAD EXAMIANS APP
MORE MCQ ON Chemistry

DOWNLOAD APP

  • APPLE
    from app store
  • ANDROID
    from play store

SEARCH

LOGIN HERE


  • GOOGLE

FIND US

  • 1.70K
    FOLLOW US
  • EXAMIANSSTUDY FOR YOUR DREAMS.
  • SUPPORT :SUPPORT EMAIL ACCOUNT : examians@yahoo.com

OTHER WEBSITES

  • GUJARATI MCQ
  • ACCOUNTIANS

QUICK LINKS

  • HOME
  • QUIZ
  • PRIVACY POLICY
  • DISCLAIMER
  • TERMS & CONDITIONS
  • CONTACT US
↑